Senior System Administrator

· Proactively manage and maintain server, network and firewall systems 

· Administer and support core Microsoft, Cisco, Citrix and VMware technologies 

· Design and implement monitoring, configuration management and reporting functions that will make a hands-off environment 

· Define and document best practices and support procedures

· Provide after-hours support for Infrastructure related emergencies as well occasional weekend maintenance 

· Maintain inventory and asset configuration documentation 

· Assist with hardware, firewall, telecom and software vendor evaluation, recommendation and negotiations Mentor / cross train team members on existing and new technologies 

· Interact with customers and staff at the technical level, as required. · Other duties as assigned.

 Minimum Requirements: 

· Bachelor’s degree in computer science (or related area) preferred. 

· Microsoft Certification (MCSE) or equivalent certification in relevant programs desired. 

· Advanced knowledge of Windows Server (2019) /desktop Operating Systems (10/11) 

· Managing in excess of 50 Windows Server infrastructure 

· Managing deployments/rollouts 

· Managing large scale Citrix/2X/Terminal Server installations 

· Managing server virtualization technologies like VMWare Server/ESX or 

Microsoft HyperV/Virtual Server 

· Implementation for Exchange 2019

· Active Directory/LDAP user and group administration 

· Ability to troubleshoot network issues including backbone infrastructure issues 

· LAN Routing and Switching design, configuration and troubleshooting (VLANs, IP Subnetting, 802.1Q trunks